<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title>蘑菇街遮罩层</title>
		<style type="text/css">
			*{
				margin: 0;
				padding: 0;
			}
			#box{
				width: 1349px;
				height: 666px;
				background: url(img/imgmogu/mogut1.jpg);
			}
			#bg{
				width: 1349px;
				height: 666px;
				background: black;
				opacity: 0.7;
				position: absolute;
				top: 0;
				left: 0;
				display: none;
			}
			#tt{
				width: 672px;
				height: 586px;
				background: url(img/imgmogu/1je02y_ie3tqmtcme2wcnlemezdambqgayde_960x838.png) no-repeat;
				background-size: 100%;
				position: absolute;
				top: 50px;
				left: 320px;
				display: none;
			}
		</style>
	</head>
	<body>
		<div id="box">
			
		</div>
		<div id="bg"></div>
		<div id="tt"></div>
	</body>
</html>

<script type="text/javascript">
	window.setTimeout(function(){
		document.getElementById("bg").style.display="block";
		document.getElementById("tt").style.display="block";
	},1500);
	document.getElementById("tt").onclick=function(){
		document.getElementById("bg").style.display="none";
		this.style.display="none";
	}
</script>
